A kit comprising said device and methods of colorectal cell sampling using said device are also described.
还描述了包括所述设备的套件和使用所述设备采样结肠直肠细胞的方法。
Sampling and interviewing respondents by cell phone is now a necessity if telephone surveys are to provide valid, reliable and representative data.
如果想通过电话调查提供有效、可靠和有代表性的数据，现在有必要开展移动电话抽样和采访工作。
They have authorised faster trains and new hospitals, mandated ever tougher sentencing laws and governed DNA sampling and stem-cell research.
它们已批准建造更快的火车或新的医院，授权更加严厉的判例法以及管理DNA样本和造血干细胞研究。
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